/Engine/Source/Runtime/Sockets/Public/SocketSubsystem.h
This function allows for specifying FNames for the protocol type, allowing for support of other platform protocols
the results structure containing the array of address results to this query
[FAddressInfoResult](API\Runtime\Sockets\FAddressInfoResult) GetAddressInfo ( const TCHAR * HostName, const TCHAR * ServiceName, EAddressInfoFlags QueryFlags, const [FName](API\Runtime\Core\UObject\FName) ProtocolTypeName, ESocketType SocketType )